Senior Quality Assurance Engineer – Trading

🕒 April 6

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Startale Group

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2019

₿ Crypto

🌐 Web 3

💳 Fintech

💰 $3.5M Seed on 2024-03

Crypto • Web 3 • Fintech

<Startale Group> is a blockchain-focused technology company building an integrated web3 ecosystem that includes Soneium (a creator platform), Strium (a Layer-1 blockchain for tokenized securities and RWAs), Startale App (an all-in-one superapp), and Startale USD, a compliant stablecoin. The company develops developer tools, an Ethereum L2, and partners with institutional firms to enable on-chain real-world assets, payments, and digital economy experiences.

📋 Description

• Define and evolve QA standards, release criteria, and quality metrics tailored to a trading platform. • Design, build, and maintain a scalable end-to-end automation framework for the web app, covering critical user journeys. • Develop comprehensive automated tests for backend services and APIs. • Validate correctness of execution paths, price impact, and fee calculations across different trading pairs and liquidity sources. • Drive API-level load and stress testing for high-throughput scenarios. • Design reliable test environments and datasets (mocked or real blockchain interactions), ensuring repeatability of E2E and API tests. • Work closely with Engineering and Product to define testable acceptance criteria.

🎯 Requirements

• 3+ years in QA for web or fintech products, with at least 2+ years focused on test automation and E2E testing. • Strong experience building and maintaining E2E test frameworks (e.g. Playwright, Cypress, or similar). • Solid experience in API testing and automation (REST, JSON-RPC, or similar). • Strong JavaScript/TypeScript skills. • Experience testing complex transactional or financial systems. • Good understanding of trading concepts: slippage, liquidity, routing paths, execution flow. • Experience designing stable, maintainable automated test suites (CI integration, flakiness reduction).